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| author | Gregory CLEMENT <gregory.clement@free-electrons.com> | 2014-04-14 19:10:06 +0400 |
|---|---|---|
| committer | Jason Cooper <jason@lakedaemon.net> | 2014-05-08 20:18:51 +0400 |
| commit | b41375f71aceadb7d74a18aafba4da5024fc104b (patch) | |
| tree | ef79aa21f36ad88f8c44ba31b19bbc07df2d3bd3 /arch/arm/mach-mvebu/coherency_ll.S | |
| parent | ccd6a13180193700067bfdac5f7d7b436d757382 (diff) | |
| download | linux-b41375f71aceadb7d74a18aafba4da5024fc104b.tar.xz | |
ARM: mvebu: ll_set_cpu_coherent always uses the current CPU
ll_set_cpu_coherent is always used on the current CPU, so instead of
passing the CPU id as argument, ll_set_cpu_coherent() can find it by
itself.
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Link: https://lkml.kernel.org/r/1397488214-20685-4-git-send-email-gregory.clement@free-electrons.com
Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Diffstat (limited to 'arch/arm/mach-mvebu/coherency_ll.S')
| -rw-r--r-- | arch/arm/mach-mvebu/coherency_ll.S | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/arm/mach-mvebu/coherency_ll.S b/arch/arm/mach-mvebu/coherency_ll.S index 1f2bcd4b5424..98a0b73f909b 100644 --- a/arch/arm/mach-mvebu/coherency_ll.S +++ b/arch/arm/mach-mvebu/coherency_ll.S @@ -24,9 +24,7 @@ #include <asm/cp15.h> .text -/* - * r0: HW CPU id - */ + ENTRY(ll_set_cpu_coherent) mrc p15, 0, r1, c1, c0, 0 tst r1, #CR_M @ Check MMU bit enabled @@ -43,8 +41,10 @@ ENTRY(ll_set_cpu_coherent) ldr r0, [r0] 2: /* Create bit by cpu index */ - mov r3, #(1 << 24) - lsl r1, r3, r1 + mrc 15, 0, r1, cr0, cr0, 5 + and r1, r1, #15 + mov r2, #(1 << 24) + lsl r1, r2, r1 ARM_BE8(rev r1, r1) /* Add CPU to SMP group - Atomic */ |